In spite of warnings, nothing much happens until the status quo becomes more painful than change.
The unexpected always happens.
The cave-dweller's wife complained that he hadn't dragged her anywhere in months.
The incompetent with nothing to do can still make a mess of it.
Bore : A fellow who can change the subject back to his topic of conversation faster than you can change it back to yours.
The reason crime doesn't pay is that when it does, it is called a more respectable name.